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Discharge tube arrangement
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Patent number 5,086,258
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Issue date Feb 4, 1992
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THORN EMI plc
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Stuart A. Mucklejohn
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H01 - BASIC ELECTRIC ELEMENTS
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Ultraviolet discharge lamp
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Patent number 4,021,696
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Issue date May 3, 1977
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ITT Industries, Inc.
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Andre Marc Victorin Taxil
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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3824423
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Patent number 3,824,423
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Issue date Jul 16, 1974
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H01 - BASIC ELECTRIC ELEMENTS
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3681639
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Patent number 3,681,639
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Issue date Aug 1, 1972
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H01 - BASIC ELECTRIC ELEMENTS
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3421804
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Patent number 3,421,804
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Issue date Jan 14, 1969
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H01 - BASIC ELECTRIC ELEMENTS
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3249681
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Patent number 3,249,681
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Issue date May 3, 1966
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H01 - BASIC ELECTRIC ELEMENTS
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2824991
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Patent number 2,824,991
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Issue date Feb 25, 1958
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H01 - BASIC ELECTRIC ELEMENTS
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2073431
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Patent number 2,073,431
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Issue date Mar 9, 1937
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H01 - BASIC ELECTRIC ELEMENTS
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1969642
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Patent number 1,969,642
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Issue date Aug 7, 1934
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H01 - BASIC ELECTRIC ELEMENTS
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1951006
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Patent number 1,951,006
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Issue date Mar 13, 1934
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H01 - BASIC ELECTRIC ELEMENTS
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259017
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Patent number 259,017
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Issue date Jun 6, 1882
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F21 - LIGHTING